The quartet is gearing up for a busy summer, with shows at the Everyman, the Mediator, and AS220. And Mercure notes there is plenty of material on the burner for another full-length. “There are 15 to 20 tracks that weren’t even considered for Devil Music, plus another half-dozen we’ve written since. “Some things won’t change too much, but we’re not in this to make the same album over and over again,” Mercure said.